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| author |   Maximilian Luz <luzmaximilian@gmail.com> | 2021-06-04 23:09:06 +0200 |
|---|---|---|
| committer |   Hans de Goede <hdegoede@redhat.com> | 2021-06-16 17:47:54 +0200 |
| commit | 37ed76a745b099565b4ae7915f0441b1316bf108 (patch) | |
| tree | f7f2222734d2f1c1651a2e0b74466208bfcbb71a /drivers/platform/surface | |
| parent | docs: driver-api: Update Surface Aggregator user-space interface documentation (diff) | |
| download | linux-dev-37ed76a745b099565b4ae7915f0441b1316bf108.tar.xz linux-dev-37ed76a745b099565b4ae7915f0441b1316bf108.zip | |
platform/surface: aggregator: Do not return uninitialized value
The status variable in ssam_nf_refcount_disable_free() is only set when
the reference count equals zero. Otherwise, it is returned
uninitialized. Fix this by always initializing status to zero.
Reported-by: kernel test robot <lkp@intel.com>
Fixes: 640ee17199e4 ("platform/surface: aggregator: Allow enabling of events without notifiers")
Signed-off-by: Maximilian Luz <luzmaximilian@gmail.com>
Link: https://lore.kernel.org/r/20210604210907.25738-2-luzmaximilian@gmail.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'drivers/platform/surface')
| -rw-r--r-- | drivers/platform/surface/aggregator/controller.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/platform/surface/aggregator/controller.c b/drivers/platform/surface/aggregator/controller.c index 6646f4d6e10d..634399387d76 100644 --- a/drivers/platform/surface/aggregator/controller.c +++ b/drivers/platform/surface/aggregator/controller.c @@ -2228,7 +2228,7 @@ static int ssam_nf_refcount_disable_free(struct ssam_controller *ctrl, const struct ssam_event_registry reg = entry->key.reg; const struct ssam_event_id id = entry->key.id; struct ssam_nf *nf = &ctrl->cplt.event.notif; - int status; + int status = 0; lockdep_assert_held(&nf->lock); |